import Vue from 'vue'

import AssignableAgentsAPI from '../../api/assignableAgents'

const state = {
  records: {},
  uiFlags: {
    isFetching: false,
  },
}

export const types = {
  SET_INBOX_ASSIGNABLE_AGENTS_UI_FLAG: 'SET_INBOX_ASSIGNABLE_AGENTS_UI_FLAG',
  SET_INBOX_ASSIGNABLE_AGENTS: 'SET_INBOX_ASSIGNABLE_AGENTS',
}

export const getters = {
  getAssignableAgents: $state => inboxId => {
    const allAgents = $state.records[inboxId] || []
    const verifiedAgents = allAgents.filter(record => record.confirmed)
    return verifiedAgents
  },
  getUIFlags ($state) {
    return $state.uiFlags
  },
}

export const actions = {
  async fetch ({ commit }, inboxIds) {
    commit(types.SET_INBOX_ASSIGNABLE_AGENTS_UI_FLAG, { isFetching: true })
    try {
      const {
        data : payload,
      } = await AssignableAgentsAPI.get(inboxIds)
      commit(types.SET_INBOX_ASSIGNABLE_AGENTS, {
        inboxId: inboxIds.join(','),
        members: payload,
      })
    } catch (error) {
      throw new Error(error)
    } finally {
      commit(types.SET_INBOX_ASSIGNABLE_AGENTS_UI_FLAG, { isFetching: false })
    }
  },
}

export const mutations = {
  [types.SET_INBOX_ASSIGNABLE_AGENTS_UI_FLAG] ($state, data) {
    $state.uiFlags = {
      ...$state.uiFlags,
      ...data,
    }
  },
  [types.SET_INBOX_ASSIGNABLE_AGENTS]: ($state, { inboxId, members }) => {
    Vue.set($state.records, inboxId, members)
  },
}

export default {
  namespaced: true,
  state,
  getters,
  actions,
  mutations,
}
